lead a railroad to its
Distance between ob-
structions bordering the
track and any trains on
Right of way.
A side view of the surface of the rail.
A railroad's ground plan.
(Each question in this group contains one and only one correct answer. Circle the
alternative which represents your choice.)
A railroad line gains 5.25 feet of elevation over a horizontal distance of 375
feet. If the gradient is uniform, the grade is
In the United States,
curvature is measured on
The length of the radius.
The length of the diameter.
During an inspection, you find that one section of a standard-gage railroad has
a gage of 56 3/8 inches